---
title: MPSRNNSequenceDirection
framework: metalperformanceshaders
role: symbol
role_heading: Enumeration
path: metalperformanceshaders/mpsrnnsequencedirection
---

# MPSRNNSequenceDirection

Directions that a sequence of inputs can be processed by a recurrent neural network layer.

## Declaration

```swift
enum MPSRNNSequenceDirection
```

## Topics

### Enumeration Cases

- [MPSRNNSequenceDirection.backward](metalperformanceshaders/mpsrnnsequencedirection/backward.md)
- [MPSRNNSequenceDirection.forward](metalperformanceshaders/mpsrnnsequencedirection/forward.md)

### Initializers

- [init(rawValue:)](metalperformanceshaders/mpsrnnsequencedirection/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Recurrent Neural Networks

- [MPSRNNImageInferenceLayer](metalperformanceshaders/mpsrnnimageinferencelayer.md)
- [MPSRNNMatrixInferenceLayer](metalperformanceshaders/mpsrnnmatrixinferencelayer.md)
- [MPSRNNSingleGateDescriptor](metalperformanceshaders/mpsrnnsinglegatedescriptor.md)
- [MPSGRUDescriptor](metalperformanceshaders/mpsgrudescriptor.md)
- [MPSLSTMDescriptor](metalperformanceshaders/mpslstmdescriptor.md)
- [MPSRNNMatrixTrainingLayer](metalperformanceshaders/mpsrnnmatrixtraininglayer.md)
- [MPSRNNMatrixTrainingState](metalperformanceshaders/mpsrnnmatrixtrainingstate.md)